Peak wavelength
What Peak wavelength means in Physics A-Level, as defined for AQA, OCR.
Definitions of Peak wavelength
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Reference: AQA
The wavelength of peak intensity, read from the curve or spectrum and converted to metres to estimate a source's temperature.
The wavelength of peak intensity in the continuous spectrum, denoted λmax.
Topics that use Peak wavelength
- Classification by temperature, black-body radiation (A-level only) (AQA A-Level)
- Electromagnetic radiation from stars (OCR A-Level)
Related terms
- Stefan constant
- Stefan's law
- Wien's displacement law
- Black body
- Black-body modelling of stars
- Continuous spectrum
- Discrete energy levels
- Emission line spectrum
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